feat: add Node.js version 25 to CI workflow

https://nodejs.org/en/blog/release/v25.0.0

Author: nigrosimone

.github/workflows/ci.yml

@@ -44,6 +44,7 @@ jobs:
           - '22'
           - '23'
           - '24'
+          - '25'
         os:
           - ubuntu-latest
     name: Node.js ${{ matrix.node }}